According to section 2.2.2. in the Guidelines for Grant Applicant, Concept Notes should be sent to GIZ, Participatory Development Programme,12 El Saleh Ayoub Str., 5th floor, 11211 Zamalek, Cairo.
“Concept Notes must not be sent by any other means (e.g. by fax or by e-mail) or delivered to other addresses – or they will be rejected”